/* * To change this template, choose Tools | Templates * and open the template in the editor. */package voice;/** * * @author Administrator *///音頻捕獲部分，//Capture.javaimport java.io.*;import javax.sound.sampled.*;import java.net.*;public class Capture implements Runnable {       TargetDataLine line;       Thread thread;       Socket s;       BufferedOutputStream captrueOutputStream;       public Capture(Socket s){//構造器 取得socket以獲得網絡輸出流         this.s=s;       }       public void start() {           thread = new Thread(this);           thread.setName("Capture");           thread.start();       }       public void stop() {           thread = null;       }       public void run() {           try {             captrueOutputStream=new BufferedOutputStream(s.getOutputStream());//建立輸出流 此處可以加套壓縮流用來壓縮數據           }           catch (IOException ex) {               return;           }           AudioFormat format =new AudioFormat(8000,16,2,true,true);//AudioFormat(float sampleRate, int sampleSizeInBits, int channels, boolean signed, boolean bigEndian）           DataLine.Info info = new DataLine.Info(TargetDataLine.class,format);           try {               line = (TargetDataLine) AudioSystem.getLine(info);               line.open(format, line.getBufferSize());           } catch (Exception ex) {               return;           }           byte[] data = new byte[1024];//此處的1024可以情況進行調整，應跟下面的1024應保持一致           int numBytesRead=0;           line.start();           while (thread != null) {               numBytesRead = line.read(data, 0,128);//取數據（1024）的大小直接關系到傳輸的速度，一般越小越快，               try {                 captrueOutputStream.write(data, 0, numBytesRead);//寫入網絡流               }               catch (Exception ex) {                   break;               }           }           line.stop();           line.close();           line = null;           try {               //captrueOutputStream.flush();               captrueOutputStream.close();           } catch (IOException ex) {               ex.printStackTrace();           }       }}